<html>
<body>
  <section>
    <ul>
      <li>List
    </ul>
    <ul role="list">
      <li>List role has no effect
    </ul>
    <ul role="none">
      <li>Presentational list item
    </ul>
    <ul role="heading">
      <li>Another role also makes the item presentational
    </ul>
  </section>
</body>
</html>

